36857709168 has 80 divisors (see below), whose sum is σ = 108859627776. Its totient is φ = 10526745600.

The previous prime is 36857709089. The next prime is 36857709173. The reversal of 36857709168 is 86190775863.

It is a super-2 number, since 2×36857709168² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 921555 + ... + 960717.

Almost surely, 2^36857709168 is an apocalyptic number.

It is an amenable number.

36857709168 is an abundant number, since it is smaller than the sum of its proper divisors (72001918608).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36857709168 is a wasteful number, since it uses less digits than its factorization.

36857709168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41982 (or 41976 counting only the distinct ones).

The product of its (nonzero) digits is 15240960, while the sum is 60.

The spelling of 36857709168 in words is "thirty-six billion, eight hundred fifty-seven million, seven hundred nine thousand, one hundred sixty-eight".